Added DataModel
Initialise the DataModel and add to AppDelegate
Save/retrieve hashtag from data model for Input view
Updated constraints on storyboard
Added photo data to data model
Changed NameFinder to save found data to the data model, instead of trying to immediately pass it to the Results view
Set Results vc to initialise itself with data from the data model
Minor change to the way hashtag.text is set in the Input view
Fixed typo
Minor tweaks to stop crashes.
Now displays results
TODO: image doesn't show, Twitter name is incorrect, nil values show as "nil" instead of @""
Changed alignment of indicator in Results view
Fixed hashtag in description
Fix for nil values. Now set to @""